関連ワード:  how to set up a 2d array in python    how to set 2d array in python    how to create a 2d array in python    how to define a 2d array in python    how to create a 2d array in python using numpy    how to create a 2d array in python using for loop    how to make a 2d array in python numpy    how to build a 2d array in python    how to define a 2d array in python using numpy    how to create a 2d array in python w3schools